package com.dragon.cloud.zconf.client;


public interface ZConfNodeListener {

    /**
     * NOTE:
     * 1、只有当节点值发生改变的时候才会触发
     * 2、创建节点时：oldValue = ""
     * 3、删除节点时：newValue = ""
     * Called when a change has occurred
     */
    public void nodeChanged(String oldValue, String newValue) throws Exception;
}
